/**
 * Express.js Request & Response 示例
 */

//导入Express模块
const express= require("express");
//创建Express应用
const app=express();
//Express http服务端口
const port= 3001;

//使用内置中间件
app.use(express.json());
app.use(express.urlencoded({extended:false}))

//路由参数&请求参数
app.get("/:req_id",function(req,res){
    console.log(req.params);
    console.log(req.query)
    let str =`路由参数(params):${req.params.req_id}\n`;
    str += `请求参数(query):${req.query.key1}\n`;
    res.send(str);

});

//请求数据
app.post("/",function(req,res){
    console.log(req.body);
    console.log(req.route);

    let str=`请求数据(body):${req.body.msg}\n`;
    str+=`${req.ip}-${req.url}-${req.route.path}`

    res.send(str);
});

//启动Express服务
app.listen(port, function(){
    console.log(`MyApp访问地址：http://127.0.0.1:${port}`);
});
